213222313323131 has 8 divisors (see below), whose sum is σ = 243724291878144. Its totient is φ = 182730746788200.

The previous prime is 213222313323101. The next prime is 213222313323161. The reversal of 213222313323131 is 131323313222312.

It is an interprime number because it is at equal distance from previous prime (213222313323101) and next prime (213222313323161).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 213222313323131 - 2⁶ = 213222313323067 is a prime.

It is a super-2 number, since 2×213222313323131² (a number of 29 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (213222313323101) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2602961135 + ... + 2603043048.

It is an arithmetic number, because the mean of its divisors is an integer number (30465536484768).

Almost surely, 2^{213222313323131} is an apocalyptic number.

213222313323131 is a deficient number, since it is larger than the sum of its proper divisors (30501978555013).

213222313323131 is an equidigital number, since it uses as much as digits as its factorization.

213222313323131 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5206010041.

The product of its digits is 23328, while the sum is 32.

Adding to 213222313323131 its reverse (131323313222312), we get a palindrome (344545626545443).

The spelling of 213222313323131 in words is "two hundred thirteen trillion, two hundred twenty-two billion, three hundred thirteen million, three hundred twenty-three thousand, one hundred thirty-one".